1#!/bin/sh 2# Compile a Java program. 3 4# Copyright (C) 2001-2012 Free Software Foundation, Inc. 5# Written by Bruno Haible <haible@clisp.cons.org>, 2001. 6# 7# This program is free software: you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 3 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19 20# This uses the same choices as javacomp.c, but instead of relying on the 21# environment settings at run time, it uses the environment variables 22# present at configuration time. 23# 24# This is a separate shell script, because it must be able to unset JAVA_HOME 25# in some cases, which a simple shell command cannot do. 26# 27# The extra CLASSPATH must have been set prior to calling this script. 28# Options that can be passed are -O, -g and "-d DIRECTORY". 29 30CONF_JAVAC='@CONF_JAVAC@' 31CONF_CLASSPATH='@CLASSPATH@' 32if test -n "@HAVE_JAVAC_ENVVAR@"; then 33 # Combine given CLASSPATH and configured CLASSPATH. 34 if test -n "$CLASSPATH"; then 35 CLASSPATH="$CLASSPATH${CONF_CLASSPATH:+@CLASSPATH_SEPARATOR@$CONF_CLASSPATH}" 36 else 37 CLASSPATH="$CONF_CLASSPATH" 38 fi 39 export CLASSPATH 40 test -z "$JAVA_VERBOSE" || echo "$CONF_JAVAC $@" 41 exec $CONF_JAVAC "$@" 42else 43 unset JAVA_HOME 44 if test -n "@HAVE_GCJ_C@"; then 45 # In this case, $CONF_JAVAC starts with "gcj -C". 46 CLASSPATH="$CLASSPATH" 47 export CLASSPATH 48 test -z "$JAVA_VERBOSE" || echo "$CONF_JAVAC $@" 49 exec $CONF_JAVAC "$@" 50 else 51 if test -n "@HAVE_JAVAC@"; then 52 # In this case, $CONF_JAVAC starts with "javac". 53 CLASSPATH="$CLASSPATH" 54 export CLASSPATH 55 test -z "$JAVA_VERBOSE" || echo "$CONF_JAVAC $@" 56 exec $CONF_JAVAC "$@" 57 else 58 if test -n "@HAVE_JIKES@"; then 59 # In this case, $CONF_JAVAC starts with "jikes". 60 # Combine given CLASSPATH and configured CLASSPATH. 61 if test -n "$CLASSPATH"; then 62 CLASSPATH="$CLASSPATH${CONF_CLASSPATH:+@CLASSPATH_SEPARATOR@$CONF_CLASSPATH}" 63 else 64 CLASSPATH="$CONF_CLASSPATH" 65 fi 66 export CLASSPATH 67 test -z "$JAVA_VERBOSE" || echo "$CONF_JAVAC $@" 68 exec $CONF_JAVAC "$@" 69 else 70 echo 'Java compiler not found, try installing gcj or set $JAVAC, then reconfigure' 1>&2 71 exit 1 72 fi 73 fi 74 fi 75fi 76